… Tanning extracts of vegetable origin; tannins and their salts, ethers, esters …
Explanatory notes
… 32.01 - Tanning extracts of vegetable origin; tannins and their salts, ethers, esters … acidulated) from the vegetable material (wood, barks, leaves, fruits, roots, etc.) previously ground or shredded. … extracts (water-extracted gall-nut tannins) which are of lesser strength than those extracted with organic solvents. …